Question

(3x + 5) is an even number, then which out of the following is
the odd number?
0234
1) 3x - 1 2 3x 3 3x + 1 4) 3x + 3
​

Answer 1

Answer:

Here :

(3x+5)=0

3x=-5

x=-5/3

1:3x-1=3*-5/3-1

=-6

2:3x =3*-5/3=-5

3:3x+1=-5+1=-4

4:3x+3=-5+3=-2

Answer 2

Answer:

3x

Step-by-step explanation:

If x=1

(3×1+5)=8

1)3x-1=3×1-1=2

No

2)3x=3×1=3

Yes

3)3x+1=3×1+1=4

No

4)3x+3=3×1+3=6

No